1、Made of ABS flame retardant material, making the product more safe, durable, anti-destructive, anti-wiping, suitable for installation in different environments. 2、Easy to install and operate based on advanced technology, fast recognition and high sensitivity. Suitable for most major access control solutions. 3、Has a set of relay dry contact signals, a set of ground signal PUSH, a set of exit button interfaces, a set of doorbell interfaces. 4、Access control also has 1000 user cards. And a password of 3 to 6 digits. It has 3 different unlocking methods. (card, password, card + password to unlock). 5、We have a rain cover for the access control machine, you can safely install the access control machine outdoors. 6、With 10 ID keychains (blue) you can read these cards on the keypad of the access controller to easily open the door.